Vanguard Heating VN6A - Manual (Page 19)

19
POSSIBLE
CAUSE
1. Plaque damaged
2. Inlet gas pressure is too
low
3. Control knob set be-
tween locked positions
1. Residues from manu-
facturing processes
1. Metal expanding while
heating or contracting
while cooling
1. Heater burning vapors
from paint, hair spray,
glues, etc.
2. Gas leak. See Warn-
ing statement
above
1. Not enough fresh air is
available
2. Low line pressure
3. ODS/pilot is partially
clogged
REMEDY
1. Replace burner
2. Contact local natural gas
company
3. Turn control knob until it
locks at desired setting
1. Problem will stop after a
few hours of operation
1. This is common with
most heaters. If noise is
excessive, contact quali-
fied service person
1. Ventilate room. Stop us-
ing odor-causing prod-
ucts while heater is run-
ning
2. Locate and correct all
leaks (see CHECKING
GAS CONNECTIONS,
page 10)
1. Open window and/or
door for ventilation
2. Contact local natural gas
company
3. Clean ODS/pilot (see
CLEANING AND
MAINTENANCE, page
16)
OBSERVED
PROBLEM
Burner plaque(s) does
not glow
Slight smoke or odor
during initial opera-
tion
Heater produces a
clicking/ticking noise
just after burner is lit or
shut off
Heater produces un-
wanted odors
Heater shuts off in use
(ODS operates)
If you smell gas
• Shut off gas supply.
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use
any phone in your building.
• Immediately call your gas supplier from a
neighbor’s phone. Follow the gas supplier’s
instructions.
• If you cannot reach your gas supplier, call the
fire department.
!
WARNING ICON G 001
WARNING